<template>
  <Dialog :title="dialogTitle" v-model="dialogVisible">
    <el-form
      ref="formRef"
      :model="formData"
      :rules="formRules"
      label-width="100px"
      v-loading="formLoading"
    >
      <el-form-item label="上级分类" prop="parentId">
		<el-select v-model="formData.parentId" placeholder="请选择上级分类">
		  <el-option :key="-1" label="顶级分类" :value="-1" />
		  <el-option
		    v-for="item in categoryList"
		    :key="item.id"
		    :label="item.name"
		    :value="item.id"
		  />
		</el-select>
      </el-form-item>
      <el-form-item label="名称" prop="name">
        <el-input v-model="formData.name" placeholder="请输入名称" />
      </el-form-item>
	  <el-form-item label="缩略图" prop="thumb">
	    <UploadImg v-model="formData.thumb" :limit="1" :is-show-tip="false" />
	    <div style="font-size: 10px" class="pl-10px">推荐 180x180 图片分辨率</div>
	  </el-form-item>
	  <el-form-item label="排序" prop="weight">
	    <el-input-number v-model="formData.weight" controls-position="right" :min="0" />
	  </el-form-item>
      <el-form-item label="盲盒商品" prop="blindStatus">
		<el-switch
		  v-model="formData.blindStatus"
		  :active-value="true"
		  :inactive-value="false"
		/>
      </el-form-item>
	  <el-form-item label="状态" prop="status">
	  		<el-switch
	  		  v-model="formData.status"
	  		  :active-value="true"
	  		  :inactive-value="false"
	  		/>
	  </el-form-item>
    </el-form>
    <template #footer>
      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script setup lang="ts">
import { CategoryApi, CategoryVO } from '@/api/worker/category'

/** 商品分类 表单 */
defineOptions({ name: 'CategoryForm' })

const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formData = ref({
  id: undefined,
  parentId: undefined,
  name: undefined,
  thumb: undefined,
  weight: undefined,
  blindStatus: undefined,
  status: true,
})
const formRules = reactive({
  parentId: [{ required: true, message: '父分类编号不能为空', trigger: 'blur' }],
  name: [{ required: true, message: '分类名称不能为空', trigger: 'blur' }],
})
const formRef = ref() // 表单 Ref
const categoryList = ref<any[]>([]) // 分类树

/** 打开弹窗 */
const open = async (type: string, id?: number) => {
  dialogVisible.value = true
  dialogTitle.value = t('action.' + type)
  formType.value = type
  resetForm()
  if(type == 'create'){
	  if(id){
		  formData.value.parentId = id;
	  }else{
		  formData.value.parentId = -1;
	  }
  }else{
	  // 修改时，设置数据
	  if (id) {
	    formLoading.value = true
	    try {
	      formData.value = await CategoryApi.getCategory(id)
	    } finally {
	      formLoading.value = false
	    }
	  }
  }
  
  // 获得分类树
  categoryList.value = await CategoryApi.getCategoryList({ parentId: -1 })
}
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
const submitForm = async () => {
  // 校验表单
  await formRef.value.validate()
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value as unknown as CategoryVO
    if (formType.value === 'create') {
      await CategoryApi.createCategory(data)
      message.success(t('common.createSuccess'))
    } else {
      await CategoryApi.updateCategory(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    id: undefined,
    parentId: undefined,
    name: undefined,
    thumb: undefined,
    weight: undefined,
    blindStatus: undefined,
	status: true,
  }
  formRef.value?.resetFields()
}
</script>